| Wardner G.P. #175 F42-355-32628 | Union Pacific Resources Company | NuecesStratton (F-39) | PluggedOil | 8,500 | Oct 24, 1990 | 4 | Apr 2001 |
| McFaddin -B- #2542-469-32747 | Union Pacific Resources Company | VictoriaKay Creek (5970) | PluggedOil | 6,980 | Oct 17, 1990 | 5 | — |
| Gruene O. A. #17 F42-355-32680 | Union Pacific Resources Company | NuecesStratton (Consolidated) | PluggedGas | 8,350 | Oct 3, 1990 | 3 | Feb 2005 |
| Schoenemann #1HZ42-051-33115 | Union Pacific Resources Company | BurlesonGiddings (Austin Chalk-3) | PluggedOil | 10,000 | Sep 21, 1990 | 1 | Aug 1994 |
| Borchers Trust #1HZ42-177-31806 | Union Pacific Resources Company | GonzalesPeach Creek (Austin Chalk) | PluggedOil | 11,000 | Sep 7, 1990 | 1 | — |
| Symm #1HZ42-287-31019 | Union Pacific Resources Company | LeeGiddings (Austin Chalk-3) | PluggedOil | 10,500 | Sep 6, 1990 | 3 | Mar 1994 |
| McFaddin -B- #11 C42-469-01557 | Union Pacific Resources Company | VictoriaMcFaddin (2000) | PluggedGas | 3,436 | Sep 6, 1990 | 1 | — |
| Battaglia Vivian #1HZ42-163-32829 | Union Pacific Resources Company | FrioPearsall (Austin Chalk) | PluggedOil | 6,900 | Sep 5, 1990 | 2 | Aug 1994 |
| Krobot F. J. #342-051-30567 | Union Pacific Resources Company | BurlesonGiddings (Austin Chalk-3) | PluggedOil | 8,300 | Aug 13, 1990 | 2 | May 1993 |
| McFaddin -a- #1342-469-31588 | Union Pacific Resources Company | VictoriaKay Creek (5800) | PluggedGas | 7,000 | Jul 30, 1990 | 4 | — |
| Gouger #1HZ42-163-32785 | Union Pacific Resources Company | FrioPearsall (Austin Chalk) | PluggedOil | 6,900 | Jul 20, 1990 | 1 | — |
| McFaddin -B- #19-D42-469-32565 | Union Pacific Resources Company | VictoriaWildcat | PluggedGas | 3,900 | Jul 17, 1990 | 4 | — |
| Goodall J. D. #142-321-31315 | Union Pacific Resources Company | MatagordaWadsworth SE. (Discorbis B Sd.) | PluggedGas | 13,200 | Jul 10, 1990 | 3 | Mar 1994 |
| Butts J.B. #142-355-05332 | Union Pacific Resources Company | NuecesStratton (Consolidated) | PluggedGas | 6,262 | Jun 25, 1990 | 2 | — |
| Franklin-Hein #1HZ42-051-33082 | Union Pacific Resources Company | BurlesonGiddings (Austin Chalk-3) | PluggedOil | 8,000 | Jun 21, 1990 | 2 | Apr 1996 |
| Armstrong Unit #142-321-31582 | Union Pacific Resources Company | MatagordaFour Corners (12000) | PluggedGas | 17,000 | Jun 15, 1990 | 4 | — |
| Wardner G. P. #25 C42-355-05115 | Union Pacific Resources Company | NuecesStratton (Bertram) | PluggedGas | 6,615 | Jun 7, 1990 | 1 | — |
| Woods #1HZ42-127-32894 | Union Pacific Resources Company | DimmitPearsall (Austin Chalk) | PluggedOil | 7,000 | Jun 4, 1990 | 1 | Jun 1994 |
| Hill Zachary #142-355-30256 | Union Pacific Resources Company | NuecesWildcat | PluggedGas | 7,660 | Jun 1, 1990 | 1 | — |
| Elliff J. S. #442-355-05369 | Union Pacific Resources Company | NuecesAgua Dulce (2200) | PluggedGas | 4,989 | May 24, 1990 | 3 | — |
| Wolf Hulda #1HZ42-287-32282 | Union Pacific Resources Company | LeeGiddings (Austin Chalk-3) | PluggedOil | 11,128 | May 23, 1990 | 3 | — |
| McFaddin -a- #3142-469-32676 | Union Pacific Resources Company | VictoriaKay Creek (2200) | PluggedGas | 5,500 | May 22, 1990 | 3 | — |
| Cottonwood Bayou #1HZ42-051-33073 | Union Pacific Resources Company | BurlesonGiddings (Austin Chalk Gas) | PluggedGas | 14,500 | May 21, 1990 | 5 | Nov 1994 |
| Wardner G.P. #117 J42-273-30104 | Union Pacific Resources Company | KlebergStratton (Consolidated) | PluggedGas | 7,050 | May 15, 1990 | 2 | Mar 1997 |
| Schwierzke-Schwierzie Unit #1HZ42-051-33069 | Union Pacific Resources Company | BurlesonGiddings (Austin Chalk-3) | PluggedOil | 10,700 | May 14, 1990 | 2 | May 1994 |
| Nelson Glenna #1HZ42-177-31775 | Union Pacific Resources Company | GonzalesPeach Creek (Austin Chalk) | PluggedOil | 11,000 | May 4, 1990 | 3 | — |
| Wardner G.P. #2842-273-00165 | Union Pacific Resources Company | KlebergStratton (Consolidated) | PluggedGas | 6,547 | May 3, 1990 | 3 | — |
| Wardner G. P. #193 F42-355-32685 | Union Pacific Resources Company | NuecesStratton (Comstock) | PluggedGas | 8,490 | May 3, 1990 | 5 | Dec 1995 |
| Butts J. B. #3 L42-355-05334 | Union Pacific Resources Company | NuecesStratton (Bertram) | PluggedGas | 6,496 | Apr 30, 1990 | 1 | — |
| Janke #1 M42-355-05037 | Union Pacific Resources Company | NuecesBishop SW. (6700) | PluggedOil | 7,416 | Apr 12, 1990 | 1 | — |
| Bravenec - Tatum Unit #1HZ42-051-33055 | Union Pacific Resources Company | BurlesonGiddings (Austin Chalk-3) | PluggedOil | 12,600 | Apr 9, 1990 | 2 | Nov 1994 |
| McFaddin a #3842-469-32745 | Union Pacific Resources Company | VictoriaWildcat | PluggedGas | 6,990 | Apr 3, 1990 | 1 | — |
| Leslie Vera Cook #1HZ42-163-32680 | Union Pacific Resources Company | FrioPearsall (Austin Chalk) | PluggedOil | 9,400 | Mar 22, 1990 | 1 | — |
| Wofford Bush -B- #142-355-05249 | Union Pacific Resources Company | NuecesStratton (E-31) | PluggedGas | 7,070 | Mar 16, 1990 | 3 | — |
| Wardner G.P. #211 F42-273-32158 | Union Pacific Resources Company | KlebergStratton (Consolidated) | PluggedGas | 8,500 | Mar 14, 1990 | 2 | Sep 2005 |
| Wardner G.P. #9342-273-00156 | Union Pacific Resources Company | KlebergStratton (Consolidated) | PluggedGas | 7,700 | Mar 1, 1990 | 4 | — |
| Susanna #1HZ42-051-31747 | Union Pacific Resources Company | BurlesonGiddings (Austin Chalk-3) | PluggedOil | 9,410 | Feb 27, 1990 | 3 | May 1994 |
| Bush - Wofford E #3 F42-355-32703 | Union Pacific Resources Company | NuecesStratton (G- 2) | PluggedGas | 8,500 | Jan 30, 1990 | 3 | — |
| Short Florence #1 D42-355-32753 | Union Pacific Resources Company | NuecesAgua Dulce North (7100 Sand) | PluggedGas | 7,700 | Jan 26, 1990 | 2 | — |
| Bernice a #1HZ42-051-33037 | Union Pacific Resources Company | BurlesonGiddings (Austin Chalk-3) | PluggedOil | 7,600 | Jan 23, 1990 | 2 | Mar 1994 |
| Wardner G.P. #18142-273-32108 | Union Pacific Resources Company | KlebergStratton (Bertram) | PluggedGas | 9,900 | Jan 16, 1990 | 5 | — |
| Elliff J.S. et al C #1 F42-355-32745 | Union Pacific Resources Company | NuecesWildcat | PluggedOil | 9,000 | Jan 2, 1990 | 3 | — |
| Cage W.T. -a- #342-355-31385 | Union Pacific Resources Company | NuecesStratton (Consolidated) | PluggedGas | 9,878 | Dec 7, 1989 | 5 | — |
| Hagan & Stewart #4 F42-355-32672 | Union Pacific Resources Company | NuecesStratton (Consolidated) | PluggedGas | 8,500 | Dec 7, 1989 | 3 | Jul 2001 |
| Ingram Donald -a- #1342-355-31794 | Union Pacific Resources Company | NuecesAgua Dulce (6500) | PluggedOil | 8,400 | Nov 21, 1989 | 5 | — |
| Wardner G.P. #91 H42-355-05326 | Union Pacific Resources Company | NuecesStratton (Consolidated) | PluggedGas | 7,350 | Nov 15, 1989 | 2 | Aug 2026 |
| Schultz Herman #4HZ42-051-33025 | Union Pacific Resources Company | BurlesonGiddings (Austin Chalk-3) | PluggedOil | 11,000 | Nov 7, 1989 | 2 | — |
| Gruene O.A. #13 F42-355-32622 | Union Pacific Resources Company | NuecesStratton (Consolidated) | PluggedGas | 8,300 | Nov 6, 1989 | 5 | Jun 2010 |
| Wardner G.P. #18442-273-32107 | Union Pacific Resources Company | KlebergStratton (Consolidated) | PluggedGas | 9,550 | Oct 27, 1989 | 3 | — |
| Worthington Woodrow #142-051-31258 | Union Pacific Resources Company | BurlesonGiddings (Austin Chalk-3) | PluggedOil | 7,980 | Oct 17, 1989 | 2 | Apr 1994 |